package com.zyx.eduservice.controller;


import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.zyx.commonutils.R;
import com.zyx.eduservice.entity.EduTeacher;
import com.zyx.eduservice.entity.vo.TeacherQuery;
import com.zyx.eduservice.service.EduTeacherService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;

/**
 * <p>
 * 讲师 前端控制器
 * </p>
 *
 * @author zyx
 * @since 2022-01-04
 */
@Api(tags = "讲师管理")
@RestController
@RequestMapping("/eduservice/teacher")
//@CrossOrigin
public class EduTeacherController {

    @Resource
    private EduTeacherService teacherService;

    @ApiOperation(value = "所有讲师列表")
    @GetMapping("findAll")
    public R findAllTeacher() {
        List<EduTeacher> list = teacherService.list(null);
        return R.ok().data("items", list);
    }

    /**
     * 逻辑删除讲师
     */
    @ApiOperation("逻辑删除讲师")
    @DeleteMapping("{id}")
    public R removeTeacher(@ApiParam(name = "id", value = "讲师ID", required = true) @PathVariable String id) {
        boolean b = teacherService.removeById(id);
        if (b) {
            return R.ok();
        } else {
            return R.error();
        }

    }

    /**
     * 分页查询
     *
     * @return
     */
    @GetMapping("pageTeacher/{current}/{limit}")
    public R pageTeacher(@PathVariable long current,
                         @PathVariable long limit) {

        Page<EduTeacher> page = new Page<>(current, limit);
        teacherService.page(page, null);

        long total = page.getTotal();
        List<EduTeacher> records = page.getRecords();

        return R.ok().data("total", total).data("rows", records);
    }

    /**
     * 条件查询带分页
     */
    @PostMapping("pageTeacherCondition/{current}/{limit}")
    public R pageTeacherCondition(@PathVariable long current,
                                  @PathVariable long limit,
                                  @RequestBody(required = false) TeacherQuery teacherQuery) {

        Page<EduTeacher> page = new Page<>(current, limit);

        QueryWrapper<EduTeacher> wrapper = new QueryWrapper<>();
        String name = teacherQuery.getName();
        Integer level = teacherQuery.getLevel();
        String begin = teacherQuery.getBegin();
        String end = teacherQuery.getEnd();

        if (!StringUtils.isEmpty(name)) {
            wrapper.like("name", name);
        }
        if (!StringUtils.isEmpty(level)) {
            wrapper.eq("level", level);
        }
        if (!StringUtils.isEmpty(begin)) {
            wrapper.ge("gmt_create", begin);
        }
        if (!StringUtils.isEmpty(end)) {
            wrapper.le("gmt_create", end);
        }
        wrapper.orderByDesc("gmt_create");

        //调用方法实现条件查询分页
        teacherService.page(page, wrapper);

        long total = page.getTotal();
        List<EduTeacher> records = page.getRecords();
        return R.ok().data("total", total).data("rows", records);
    }

    /**
     * 添加讲师接口的方法
     */
    @PostMapping("addTeacher")
    public R addTeacher(@RequestBody EduTeacher eduTeacher) {
        boolean save = teacherService.save(eduTeacher);
        if (save) {
            return R.ok();
        }
        return R.error();
    }

    /**
     * 根据讲师id进行查询
     */
    @GetMapping("getTeacher/{id}")
    public R getTeacher(@PathVariable String id) {
        EduTeacher byId = teacherService.getById(id);
        return R.ok().data("teacher", byId);
    }

    /**
     * 讲师修改
     */
    @PostMapping("updateTeacher")
    public R updateTeacher(@RequestBody EduTeacher eduTeacher) {
        boolean b = teacherService.updateById(eduTeacher);
        if (b) {
            return R.ok();
        }
        return R.error();
    }

}

